31305996

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 85620080

約数和(自身を除く): 54314084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1237, 1332, 1406, 2109, 2474, 2812, 3711, 4218, 4948, 6327, 7422, 8436, 11133, 12654, 14844, 22266, 23503, 25308, 44532, 45769, 47006, 70509, 91538, 94012, 137307, 141018, 183076, 211527, 274614, 282036, 411921, 423054, 549228, 823842, 846108, 869611, 1647684, 1739222, 2608833, 3478444, 5217666, 7826499, 10435332, 15652998, 31305996]

約数ペア:

[(1, 31305996), (2, 15652998), (3, 10435332), (4, 7826499), (6, 5217666), (9, 3478444), (12, 2608833), (18, 1739222), (19, 1647684), (36, 869611), (37, 846108), (38, 823842), (57, 549228), (74, 423054), (76, 411921), (111, 282036), (114, 274614), (148, 211527), (171, 183076), (222, 141018), (228, 137307), (333, 94012), (342, 91538), (444, 70509), (666, 47006), (684, 45769), (703, 44532), (1237, 25308), (1332, 23503), (1406, 22266), (2109, 14844), (2474, 12654), (2812, 11133), (3711, 8436), (4218, 7422), (4948, 6327)]