28768698

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 76602240

約数和(自身を除く): 47833542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 61, 63, 114, 122, 126, 133, 171, 183, 197, 266, 342, 366, 394, 399, 427, 549, 591, 798, 854, 1098, 1159, 1182, 1197, 1281, 1379, 1773, 2318, 2394, 2562, 2758, 3477, 3546, 3743, 3843, 4137, 6954, 7486, 7686, 8113, 8274, 10431, 11229, 12017, 12411, 16226, 20862, 22458, 24034, 24339, 24822, 26201, 33687, 36051, 48678, 52402, 67374, 72102, 73017, 78603, 84119, 108153, 146034, 157206, 168238, 216306, 228323, 235809, 252357, 456646, 471618, 504714, 684969, 757071, 1369938, 1514142, 1598261, 2054907, 3196522, 4109814, 4794783, 9589566, 14384349, 28768698]

約数ペア:

[(1, 28768698), (2, 14384349), (3, 9589566), (6, 4794783), (7, 4109814), (9, 3196522), (14, 2054907), (18, 1598261), (19, 1514142), (21, 1369938), (38, 757071), (42, 684969), (57, 504714), (61, 471618), (63, 456646), (114, 252357), (122, 235809), (126, 228323), (133, 216306), (171, 168238), (183, 157206), (197, 146034), (266, 108153), (342, 84119), (366, 78603), (394, 73017), (399, 72102), (427, 67374), (549, 52402), (591, 48678), (798, 36051), (854, 33687), (1098, 26201), (1159, 24822), (1182, 24339), (1197, 24034), (1281, 22458), (1379, 20862), (1773, 16226), (2318, 12411), (2394, 12017), (2562, 11229), (2758, 10431), (3477, 8274), (3546, 8113), (3743, 7686), (3843, 7486), (4137, 6954)]