172709316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19423}}^1$

素因数の和:19465

約数の個数: 72

約数和(自身を含む): 494923520

約数和(自身を除く): 322214204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 19423, 38846, 58269, 77692, 116538, 174807, 233076, 252499, 349614, 369037, 504998, 699228, 738074, 757497, 1009996, 1107111, 1476148, 1514994, 2214222, 2272491, 3029988, 3321333, 4428444, 4544982, 4797481, 6642666, 9089964, 9594962, 13285332, 14392443, 19189924, 28784886, 43177329, 57569772, 86354658, 172709316]

約数ペア:

[(1, 172709316), (2, 86354658), (3, 57569772), (4, 43177329), (6, 28784886), (9, 19189924), (12, 14392443), (13, 13285332), (18, 9594962), (19, 9089964), (26, 6642666), (36, 4797481), (38, 4544982), (39, 4428444), (52, 3321333), (57, 3029988), (76, 2272491), (78, 2214222), (114, 1514994), (117, 1476148), (156, 1107111), (171, 1009996), (228, 757497), (234, 738074), (247, 699228), (342, 504998), (468, 369037), (494, 349614), (684, 252499), (741, 233076), (988, 174807), (1482, 116538), (2223, 77692), (2964, 58269), (4446, 38846), (8892, 19423)]