31300308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1493

約数の個数: 72

約数和(自身を含む): 87080448

約数和(自身を除く): 55780140

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1423, 1692, 1833, 2444, 2846, 3666, 4269, 5499, 5692, 7332, 8538, 10998, 12807, 17076, 18499, 21996, 25614, 36998, 51228, 55497, 66881, 73996, 110994, 133762, 166491, 200643, 221988, 267524, 332982, 401286, 601929, 665964, 802572, 869453, 1203858, 1738906, 2407716, 2608359, 3477812, 5216718, 7825077, 10433436, 15650154, 31300308]

約数ペア:

[(1, 31300308), (2, 15650154), (3, 10433436), (4, 7825077), (6, 5216718), (9, 3477812), (12, 2608359), (13, 2407716), (18, 1738906), (26, 1203858), (36, 869453), (39, 802572), (47, 665964), (52, 601929), (78, 401286), (94, 332982), (117, 267524), (141, 221988), (156, 200643), (188, 166491), (234, 133762), (282, 110994), (423, 73996), (468, 66881), (564, 55497), (611, 51228), (846, 36998), (1222, 25614), (1423, 21996), (1692, 18499), (1833, 17076), (2444, 12807), (2846, 10998), (3666, 8538), (4269, 7332), (5499, 5692)]