158642253

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{991}}^1$

素因数の和:1036

約数の個数: 72

約数和(自身を含む): 300814080

約数和(自身を除く): 142171827

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 121, 147, 189, 231, 297, 363, 441, 539, 693, 847, 991, 1089, 1323, 1617, 2079, 2541, 2973, 3267, 4851, 5929, 6937, 7623, 8919, 10901, 14553, 17787, 20811, 22869, 26757, 32703, 48559, 53361, 62433, 76307, 98109, 119911, 145677, 160083, 187299, 228921, 294327, 359733, 437031, 534149, 686763, 839377, 1079199, 1311093, 1602447, 2060289, 2518131, 3237597, 4807341, 5875639, 7554393, 14422023, 17626917, 22663179, 52880751, 158642253]

約数ペア:

[(1, 158642253), (3, 52880751), (7, 22663179), (9, 17626917), (11, 14422023), (21, 7554393), (27, 5875639), (33, 4807341), (49, 3237597), (63, 2518131), (77, 2060289), (99, 1602447), (121, 1311093), (147, 1079199), (189, 839377), (231, 686763), (297, 534149), (363, 437031), (441, 359733), (539, 294327), (693, 228921), (847, 187299), (991, 160083), (1089, 145677), (1323, 119911), (1617, 98109), (2079, 76307), (2541, 62433), (2973, 53361), (3267, 48559), (4851, 32703), (5929, 26757), (6937, 22869), (7623, 20811), (8919, 17787), (10901, 14553)]