31393830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{797}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 82047168

約数和(自身を除く): 50653338

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 505, 606, 797, 1010, 1313, 1515, 1594, 2391, 2626, 3030, 3939, 3985, 4782, 6565, 7878, 7970, 10361, 11955, 13130, 19695, 20722, 23910, 31083, 39390, 51805, 62166, 80497, 103610, 155415, 160994, 241491, 310830, 402485, 482982, 804970, 1046461, 1207455, 2092922, 2414910, 3139383, 5232305, 6278766, 10464610, 15696915, 31393830]

約数ペア:

[(1, 31393830), (2, 15696915), (3, 10464610), (5, 6278766), (6, 5232305), (10, 3139383), (13, 2414910), (15, 2092922), (26, 1207455), (30, 1046461), (39, 804970), (65, 482982), (78, 402485), (101, 310830), (130, 241491), (195, 160994), (202, 155415), (303, 103610), (390, 80497), (505, 62166), (606, 51805), (797, 39390), (1010, 31083), (1313, 23910), (1515, 20722), (1594, 19695), (2391, 13130), (2626, 11955), (3030, 10361), (3939, 7970), (3985, 7878), (4782, 6565)]