1645404908

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{2957}}^1$

素因数の和:3159

約数の個数: 72

約数和(自身を含む): 3569051808

約数和(自身を除く): 1923646900

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 167, 196, 238, 334, 476, 668, 833, 1169, 1666, 2338, 2839, 2957, 3332, 4676, 5678, 5914, 8183, 11356, 11828, 16366, 19873, 20699, 32732, 39746, 41398, 50269, 79492, 82796, 100538, 139111, 144893, 201076, 278222, 289786, 351883, 493819, 556444, 579572, 703766, 987638, 1407532, 1975276, 2463181, 3456733, 4926362, 6913466, 8394923, 9852724, 13826932, 16789846, 24197131, 33579692, 48394262, 58764461, 96788524, 117528922, 235057844, 411351227, 822702454, 1645404908]

約数ペア:

[(1, 1645404908), (2, 822702454), (4, 411351227), (7, 235057844), (14, 117528922), (17, 96788524), (28, 58764461), (34, 48394262), (49, 33579692), (68, 24197131), (98, 16789846), (119, 13826932), (167, 9852724), (196, 8394923), (238, 6913466), (334, 4926362), (476, 3456733), (668, 2463181), (833, 1975276), (1169, 1407532), (1666, 987638), (2338, 703766), (2839, 579572), (2957, 556444), (3332, 493819), (4676, 351883), (5678, 289786), (5914, 278222), (8183, 201076), (11356, 144893), (11828, 139111), (16366, 100538), (19873, 82796), (20699, 79492), (32732, 50269), (39746, 41398)]