491510916

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:2003

約数の個数: 120

約数和(自身を含む): 1407165144

約数和(自身を除く): 915654228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 61, 78, 81, 108, 117, 122, 156, 162, 183, 234, 244, 324, 351, 366, 468, 549, 702, 732, 793, 1053, 1098, 1404, 1586, 1647, 1913, 2106, 2196, 2379, 3172, 3294, 3826, 4212, 4758, 4941, 5739, 6588, 7137, 7652, 9516, 9882, 11478, 14274, 17217, 19764, 21411, 22956, 24869, 28548, 34434, 42822, 49738, 51651, 64233, 68868, 74607, 85644, 99476, 103302, 116693, 128466, 149214, 154953, 206604, 223821, 233386, 256932, 298428, 309906, 350079, 447642, 466772, 619812, 671463, 700158, 895284, 1050237, 1342926, 1400316, 1517009, 2014389, 2100474, 2685852, 3034018, 3150711, 4028778, 4200948, 4551027, 6068036, 6301422, 8057556, 9102054, 9452133, 12602844, 13653081, 18204108, 18904266, 27306162, 37808532, 40959243, 54612324, 81918486, 122877729, 163836972, 245755458, 491510916]

約数ペア:

[(1, 491510916), (2, 245755458), (3, 163836972), (4, 122877729), (6, 81918486), (9, 54612324), (12, 40959243), (13, 37808532), (18, 27306162), (26, 18904266), (27, 18204108), (36, 13653081), (39, 12602844), (52, 9452133), (54, 9102054), (61, 8057556), (78, 6301422), (81, 6068036), (108, 4551027), (117, 4200948), (122, 4028778), (156, 3150711), (162, 3034018), (183, 2685852), (234, 2100474), (244, 2014389), (324, 1517009), (351, 1400316), (366, 1342926), (468, 1050237), (549, 895284), (702, 700158), (732, 671463), (793, 619812), (1053, 466772), (1098, 447642), (1404, 350079), (1586, 309906), (1647, 298428), (1913, 256932), (2106, 233386), (2196, 223821), (2379, 206604), (3172, 154953), (3294, 149214), (3826, 128466), (4212, 116693), (4758, 103302), (4941, 99476), (5739, 85644), (6588, 74607), (7137, 68868), (7652, 64233), (9516, 51651), (9882, 49738), (11478, 42822), (14274, 34434), (17217, 28548), (19764, 24869), (21411, 22956)]