821813364

素因数分解:

$2^2\times 3^7\times {\mathrm{37}}^1\times {\mathrm{2539}}^1$

素因数の和:2601

約数の個数: 96

約数和(自身を含む): 2216099200

約数和(自身を除く): 1394285836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 243, 324, 333, 444, 486, 666, 729, 972, 999, 1332, 1458, 1998, 2187, 2539, 2916, 2997, 3996, 4374, 5078, 5994, 7617, 8748, 8991, 10156, 11988, 15234, 17982, 22851, 26973, 30468, 35964, 45702, 53946, 68553, 80919, 91404, 93943, 107892, 137106, 161838, 187886, 205659, 274212, 281829, 323676, 375772, 411318, 563658, 616977, 822636, 845487, 1127316, 1233954, 1690974, 1850931, 2467908, 2536461, 3381948, 3701862, 5072922, 5552793, 7403724, 7609383, 10145844, 11105586, 15218766, 22211172, 22828149, 30437532, 45656298, 68484447, 91312596, 136968894, 205453341, 273937788, 410906682, 821813364]

約数ペア:

[(1, 821813364), (2, 410906682), (3, 273937788), (4, 205453341), (6, 136968894), (9, 91312596), (12, 68484447), (18, 45656298), (27, 30437532), (36, 22828149), (37, 22211172), (54, 15218766), (74, 11105586), (81, 10145844), (108, 7609383), (111, 7403724), (148, 5552793), (162, 5072922), (222, 3701862), (243, 3381948), (324, 2536461), (333, 2467908), (444, 1850931), (486, 1690974), (666, 1233954), (729, 1127316), (972, 845487), (999, 822636), (1332, 616977), (1458, 563658), (1998, 411318), (2187, 375772), (2539, 323676), (2916, 281829), (2997, 274212), (3996, 205659), (4374, 187886), (5078, 161838), (5994, 137106), (7617, 107892), (8748, 93943), (8991, 91404), (10156, 80919), (11988, 68553), (15234, 53946), (17982, 45702), (22851, 35964), (26973, 30468)]